On Thu, Aug 10, 2023 at 11:59:06PM +0800, Jisheng Zhang wrote: > On Tue, Aug 08, 2023 at 08:39:58AM +0100, Conor Dooley wrote: > > On Tue, Aug 08, 2023 at 12:41:50AM +0800, Jisheng Zhang wrote: > > > The IP supports per channel interrupt, add support for this usage case. > > > > > > Signed-off-by: Jisheng Zhang <jszhang@xxxxxxxxxx> > > > --- > > > .../devicetree/bindings/net/snps,dwmac.yaml | 33 +++++++++++++++++++ > > > 1 file changed, 33 insertions(+) > > > > > > diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml > > > index 5d81042f5634..5a63302ad200 100644 > > > --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml > > > +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml > > > @@ -109,6 +109,7 @@ properties: > > > - description: The interrupt that occurs when Rx exits the LPI state > > > - description: The interrupt that occurs when Safety Feature Correctible Errors happen > > > - description: The interrupt that occurs when Safety Feature Uncorrectible Errors happen > > > + - description: All of the rx/tx per-channel interrupts > > > > > > interrupt-names: > > > minItems: 1 > > > @@ -118,6 +119,38 @@ properties: > > > - const: eth_lpi > > > - const: sfty_ce > > > - const: sfty_ue > > > + - const: rx0 > > > + - const: rx1 > > > + - const: rx2 > > > + - const: rx3 > > > + - const: rx4 > > > + - const: rx5 > > > + - const: rx6 > > > + - const: rx7 > > > + - const: rx8 > > > + - const: rx9 > > > + - const: rx10 > > > + - const: rx11 > > > + - const: rx12 > > > + - const: rx13 > > > + - const: rx14 > > > + - const: rx15 > > > + - const: tx0 > > > + - const: tx1 > > > + - const: tx2 > > > + - const: tx3 > > > + - const: tx4 > > > + - const: tx5 > > > + - const: tx6 > > > + - const: tx7 > > > + - const: tx8 > > > + - const: tx9 > > > + - const: tx10 > > > + - const: tx11 > > > + - const: tx12 > > > + - const: tx13 > > > + - const: tx14 > > > + - const: tx15 > > > > I don't think Rob's comment about having added 2 interrupts but 32 > > interrupt names has been resolved. > > I misunderstood Rob's comment. Now I'm not sure whether dt-binding > can support regex or something or not, or let ask for advice in the > following way: how could I write the dt-binding in this case? I didn't > find similar examples so far. I'm not sure listing possible > description and const properties for all channel interrupts is suitable. I'm not sure that there is a better way. Rob maybe has a suggestion. > > Did you actually test putting this many interrupts into a node? > > AFAICT, any more than 6 will cause complaints. > > I tried 12rx and 12tx interrupts in a node, didn't see dtc warning. > so I guess the complaints are from dtb check? I will try to reproduce > them. I triggered some by putting more entries into the example in this binding & doing dt binding check.
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